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Spark Plug Tester, Adjustable Car Ignition Coil Pack System on Plug Spark Circuit Automotive Diagnostic Tester Tool.

4.9 (1) Write Review
Free shipping on orders over $29.99

$7.99

$ 3 .99 $3.99

In Stock
  • TOP QUALITY MATERIALS: We use the metal connectors to ensure durability, excellent electrical conductivity and the current transmission between the inline spark plug tester and the spark plug is stable and efficient, to improve the accuracy of the test.
  • EASY TO READ: The scale values in the viewing area of the spark plug tester for small engines are displayed in white font, which allows for clear visibility when measuring gap values at 10k, 20k, 30k, and 40k ohms. The use of white lettering ensures enhanced readability of the measurements.
  • How to Use: This ignition coil tester tool is equipped with rubber-coated ground wire, grounding alligator clips and springs for safe and stable introduction of high voltage current. To use, attach the alligator clip to the engine, connect the other end to the spark plug wire and check the spark length through the small window. The longer the spark gap, the stronger the coil
  • Pitch Adjustment Function: The spark plugs tester is equipped with a pitch adjustment valve and a round knob, which can adjust the observation pitch of the spark plugs according to the needs of different car models, and at the same time can effectively avoid the occurrence of misfire and burnt ignition coils.
  • WIDE APPLICATIONS: The spark tester has an overall length of 4.5 inches, a cable length of 19.7 inches and a diameter of 0.92 inches. Designed to ensure compatibility with a wide range of automotive ignition systems, it is an ideal tool for automotive maintenance, small engine inspections, ignition coil testing, and lawn mower maintenance.


Instructions:
1. Attach clip to metal ground where tester is away from flammable liquids and fumes.
2. Select a spark plug wire long enough to reach tester, uncap at spark plug and hook up to tester.
3. Set the test gap to 10mm ( normal spark ).
4. Start tngine.


Kashaya
Reviewed in the United Kingdom on June 12, 2025
Save hours of mucking about with failing components this will diagnose if there is a spark or not.
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